1220885280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{44623}}^1$

素因数の和:44663

約数の個数: 144

約数和(自身を含む): 4385646720

約数和(自身を除く): 3164761440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 5472, 6840, 9120, 13680, 27360, 44623, 89246, 133869, 178492, 223115, 267738, 356984, 401607, 446230, 535476, 669345, 713968, 803214, 847837, 892460, 1070952, 1338690, 1427936, 1606428, 1695674, 1784920, 2008035, 2141904, 2543511, 2677380, 3212856, 3391348, 3569840, 4016070, 4239185, 4283808, 5087022, 5354760, 6425712, 6782696, 7139680, 7630533, 8032140, 8478370, 10174044, 10709520, 12717555, 12851424, 13565392, 15261066, 16064280, 16956740, 20348088, 21419040, 25435110, 27130784, 30522132, 32128560, 33913480, 38152665, 40696176, 50870220, 61044264, 64257120, 67826960, 76305330, 81392352, 101740440, 122088528, 135653920, 152610660, 203480880, 244177056, 305221320, 406961760, 610442640, 1220885280]

約数ペア:

[(1, 1220885280), (2, 610442640), (3, 406961760), (4, 305221320), (5, 244177056), (6, 203480880), (8, 152610660), (9, 135653920), (10, 122088528), (12, 101740440), (15, 81392352), (16, 76305330), (18, 67826960), (19, 64257120), (20, 61044264), (24, 50870220), (30, 40696176), (32, 38152665), (36, 33913480), (38, 32128560), (40, 30522132), (45, 27130784), (48, 25435110), (57, 21419040), (60, 20348088), (72, 16956740), (76, 16064280), (80, 15261066), (90, 13565392), (95, 12851424), (96, 12717555), (114, 10709520), (120, 10174044), (144, 8478370), (152, 8032140), (160, 7630533), (171, 7139680), (180, 6782696), (190, 6425712), (228, 5354760), (240, 5087022), (285, 4283808), (288, 4239185), (304, 4016070), (342, 3569840), (360, 3391348), (380, 3212856), (456, 2677380), (480, 2543511), (570, 2141904), (608, 2008035), (684, 1784920), (720, 1695674), (760, 1606428), (855, 1427936), (912, 1338690), (1140, 1070952), (1368, 892460), (1440, 847837), (1520, 803214), (1710, 713968), (1824, 669345), (2280, 535476), (2736, 446230), (3040, 401607), (3420, 356984), (4560, 267738), (5472, 223115), (6840, 178492), (9120, 133869), (13680, 89246), (27360, 44623)]